78911470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{17497}}^1$

素因数の和:17556

約数の個数: 32

約数和(自身を含む): 158741856

約数和(自身を除く): 79830386

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4510, 17497, 34994, 87485, 174970, 192467, 384934, 717377, 962335, 1434754, 1924670, 3586885, 7173770, 7891147, 15782294, 39455735, 78911470]

約数ペア:

[(1, 78911470), (2, 39455735), (5, 15782294), (10, 7891147), (11, 7173770), (22, 3586885), (41, 1924670), (55, 1434754), (82, 962335), (110, 717377), (205, 384934), (410, 192467), (451, 174970), (902, 87485), (2255, 34994), (4510, 17497)]